Dictionary Definition:
○stha mf(ā)n. not in good health, sick, feeling uneasy Mn. vii, 226 MBh. &c
• not being firm in itself. MBh. xii, 276 (Hit.)
• (asvastha)-tā f. illness, Ratnāv. (Prākṛit assatthadā)
• -śarīra mfn. ill Kād
a-svastha a-sva